切_失去了 2015-06-16 10:54 采纳率: 0%
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tomcat挂起无响应，请各位大神帮忙看看，小弟没有C币请简练

服务器启动跑几个小时后就会报错如下信息
2015-6-16 18:50:31 com.mchange.v2.async.ThreadPoolAsynchronousRunner$DeadlockDetector run
警告: com.mchange.v2.async.ThreadPoolAsynchronousRunner$DeadlockDetector@2685239d -- APPARENT DEADLOCK!!! Creating emergency threads for unassigned pending tasks!
2015-6-16 18:50:31 com.mchange.v2.async.ThreadPoolAsynchronousRunner$DeadlockDetector run
警告: com.mchange.v2.async.ThreadPoolAsynchronousRunner$DeadlockDetector@2685239d -- APPARENT DEADLOCK!!! Complete Status:
Managed Threads: 3
Active Threads: 3
Active Tasks:
com.mchange.v2.resourcepool.BasicResourcePool$AsyncTestIdleResourceTask@4bb22a9a (com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#0
Pending Tasks:
com.mchange.v2.resourcepool.BasicResourcePool$AsyncTestIdleResourceTask@4bedd36e
com.mchange.v2.resourcepool.BasicResourcePool$1RefurbishCheckinResourceTask@2d68c79d
com.mchange.v2.resourcepool.BasicResourcePool$1RefurbishCheckinResourceTask@64352cf6
Pool thread stack traces:
Thread[com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#2,5,main]
java.net.SocketInputStream.socketRead0(Native Method)
java.net.SocketInputStream.read(SocketInputStream.java:129)
oracle.net.ns.Packet.receive(Unknown Source)
oracle.net.ns.DataPacket.receive(Unknown Source)
oracle.net.ns.NetInputStream.getNextPacket(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.jdbc.ttc7.MAREngine.unmarshalUB1(MAREngine.java:930)
oracle.jdbc.ttc7.MAREngine.unmarshalSB1(MAREngine.java:894)
oracle.jdbc.ttc7.Oopen.receive(Oopen.java:109)
oracle.jdbc.ttc7.TTC7Protocol.open(TTC7Protocol.java:584)
oracle.jdbc.driver.OracleStatement.open(OracleStatement.java:586)
oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:2918)
oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:658)
oracle.jdbc.driver.OraclePreparedStatement.executeQuery(OraclePreparedStatement.java:584)
oracle.jdbc.OracleDatabaseMetaData.getTables(OracleDatabaseMetaData.java:2308)
com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnectionNoQuery(DefaultConnectionTester.java:185)
com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnection(DefaultConnectionTester.java:62)
com.mchange.v2.c3p0.AbstractConnectionTester.activeCheckConnection(AbstractConnectionTester.java:67)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.testPooledConnection(C3P0Poolcom.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.refurbishIdleResource(C3P0PooledConnectionPool.java:310)
com.mchange.v2.resourcepool.BasicResourcePool$AsyncTestIdleResourceTask.run(BasicResourcePool.java:1999)
com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
Thread[com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#0,5,main]
java.net.SocketInputStream.socketRead0(Native Method)
java.net.SocketInputStream.read(SocketInputStream.java:129)
oracle.net.ns.Packet.receive(Unknown Source)
oracle.net.ns.DataPacket.receive(Unknown Source)
oracle.net.ns.NetInputStream.getNextPacket(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.jdbc.ttc7.MAREngine.unmarshalUB1(MAREngine.java:930)
oracle.jdbc.ttc7.MAREngine.unmarshalSB1(MAREngine.java:894)
oracle.jdbc.ttc7.Oopen.receive(Oopen.java:109)
oracle.jdbc.ttc7.TTC7Protocol.open(TTC7Protocol.java:584)
oracle.jdbc.driver.OracleStatement.open(OracleStatement.java:586)
oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:2918)
oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:658)
oracle.jdbc.driver.OraclePreparedStatement.executeQuery(OraclePreparedStatement.java:584)
oracle.jdbc.OracleDatabaseMetaData.getTables(OracleDatabaseMetaData.java:2308)
com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnectionNoQuery(DefaultConnectionTester.java:185)
com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnection(DefaultConnectionTester.java:62)
com.mchange.v2.c3p0.AbstractConnectionTester.activeCheckConnection(AbstractConnectionTester.java:67)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.testPooledConnection(C3P0PooledConnectionPool.java:368)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.refurbishIdleResource(C3P0PooledConnectionPool.java:310)
com.mchange.v2.resourcepool.BasicResourcePool$AsyncTestIdleResourceTask.run(BasicResourcePool.java:1999)
com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
Thread[com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#1,5,main]
java.net.SocketInputStream.socketRead0(Native Method)
java.net.SocketInputStream.read(SocketInputStream.java:129)
oracle.net.ns.Packet.receive(Unknown Source)
oracle.net.ns.DataPacket.receive(Unknown Source)
oracle.net.ns.NetInputStream.getNextPacket(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.net.ns.NetInputStream.read(Unknown Source)
oracle.jdbc.ttc7.MAREngine.unmarshalUB1(MAREngine.java:930)
oracle.jdbc.ttc7.MAREngine.unmarshalSB1(MAREngine.java:894)
oracle.jdbc.ttc7.Oopen.receive(Oopen.java:109)
oracle.jdbc.ttc7.TTC7Protocol.open(TTC7Protocol.java:584)
oracle.jdbc.driver.OracleStatement.open(OracleStatement.java:586)
oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:2918)
oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:658)
oracle.jdbc.driver.OraclePreparedStatement.executeQuery(OraclePreparedStatement.java:584)
oracle.jdbc.OracleDatabaseMetaData.getTables(OracleDatabaseMetaData.java:2308)
com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnectionNoQuery(DefaultConnectionTester.java:185)
com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnection(DefaultConnectionTester.java:62)
com.mchange.v2.c3p0.AbstractConnectionTester.activeCheckConnection(AbstractConnectionTester.java:67)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.testPooledConnection(C3P0PooledConnectionPool.java:368)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.refurbishIdleResource(C3P0PooledConnectionPool.java:310)
com.mchange.v2.resourcepool.BasicResourcePool$AsyncTestIdleResourceTask.run(BasicResourcePool.java:1999)
com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
2015-6-16 18:51:31 com.mchange.v2.async.ThreadPoolAsynchronousRunner processReplacedThreads
警告: Task com.mchange.v2.resourcepool.BasicResourcePool$AsyncTestIdleResourceTask@4bb22a9a (in deadlocked PoolThread) failed to complete in maximum time 60000ms. Trying interrupt().
然后服务器就挂起了，所有请求都没有响应，请高手指教
是用netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'查看发现有大量的
CLOSE_WAIT

小弟没有C币请大神们见谅

  • 写回答

5条回答 默认 最新

  • threenewbee 2015-06-16 11:13
    关注

    看看内存占用和cpu，是不是有内存泄漏或者无效的连接没有释放。

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